DE3520006C2 - Wasseraufbereitungsverfahren - Google Patents
WasseraufbereitungsverfahrenInfo
- Publication number
- DE3520006C2 DE3520006C2 DE3520006A DE3520006A DE3520006C2 DE 3520006 C2 DE3520006 C2 DE 3520006C2 DE 3520006 A DE3520006 A DE 3520006A DE 3520006 A DE3520006 A DE 3520006A DE 3520006 C2 DE3520006 C2 DE 3520006C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- reverse osmosis
- stage
- countercurrent
- diffusion unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 36
- 238000001223 reverse osmosis Methods 0.000 claims description 45
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 34
- 239000001569 carbon dioxide Substances 0.000 claims description 17
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 17
- 239000012466 permeate Substances 0.000 claims description 9
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- 239000012670 alkaline solution Substances 0.000 claims description 7
- 239000008213 purified water Substances 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- 239000001488 sodium phosphate Substances 0.000 claims description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 3
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims description 3
- 235000019801 trisodium phosphate Nutrition 0.000 claims description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 2
- 239000000908 ammonium hydroxide Substances 0.000 claims description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 2
- 239000000920 calcium hydroxide Substances 0.000 claims description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 2
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 claims description 2
- 229910000397 disodium phosphate Inorganic materials 0.000 claims description 2
- 235000019800 disodium phosphate Nutrition 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 abstract description 17
- 239000011347 resin Substances 0.000 abstract description 2
- 229920005989 resin Polymers 0.000 abstract description 2
- 238000009792 diffusion process Methods 0.000 abstract 8
- 230000003204 osmotic effect Effects 0.000 abstract 3
- 239000013043 chemical agent Substances 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 8
- 239000012141 concentrate Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- -1 sodium carbonate Chemical compound 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
- B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06616729 US4574049B1 (en) | 1984-06-04 | 1984-06-04 | Reverse osmosis system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3520006A1 DE3520006A1 (de) | 1985-12-05 |
| DE3520006C2 true DE3520006C2 (de) | 1987-01-15 |
Family
ID=24470730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3520006A Expired DE3520006C2 (de) | 1984-06-04 | 1985-06-04 | Wasseraufbereitungsverfahren |
Country Status (10)
Families Citing this family (111)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4609466A (en) * | 1984-10-23 | 1986-09-02 | Natures Sunshine Products | Portable water purification system |
| JPH062277B2 (ja) * | 1985-08-15 | 1994-01-12 | 栗田工業株式会社 | 高純度水の製造装置 |
| JPH0790215B2 (ja) * | 1986-07-21 | 1995-10-04 | 神鋼パンテツク株式会社 | 純水製造装置における溶存炭酸ガスの除去方法 |
| JPH0649190B2 (ja) * | 1986-07-28 | 1994-06-29 | 栗田工業株式会社 | 高純度水の製造装置 |
| US4713175A (en) * | 1986-08-05 | 1987-12-15 | Nimbus Water Systems, Inc. | Water purifier comprising stages mounted side-by-side to unitary header |
| ES2003219A6 (es) * | 1987-02-09 | 1988-10-16 | Cabanyes Torres Jose Maria | Procedimiento de obtencion de agua de origen biologico agua obtenida por dicho procedimiento y aplicaciones de la misma. |
| US4784771A (en) * | 1987-08-03 | 1988-11-15 | Environmental Water Technology, Inc. | Method and apparatus for purifying fluids |
| JPH0649191B2 (ja) * | 1988-03-14 | 1994-06-29 | オルガノ株式会社 | ２段式逆浸透膜処理方法 |
| US4995983A (en) * | 1990-03-21 | 1991-02-26 | Macmillan Bloedel Limited | Membrane separation process |
| US5266203A (en) * | 1992-01-30 | 1993-11-30 | Arrowhead Industrial Water, Inc. | Method for treating process streams containing cyanide and heavy metals |
| FR2688785B1 (fr) * | 1992-03-19 | 1995-07-07 | Pasteur Institut | Sequence peptidique apte a induire une reaction d'hypersensibilite de type retarde en presence de bacteries vivantes du complexe mycobacterium tuberculosis, et ses applications. |
| DK170035B1 (da) * | 1992-05-04 | 1995-05-08 | Md Foods Amba | Fremgangsmåde til regulering af mælketørstofbestanddele i koncentrerede mælkeprodukter i forbindelse med ultrafiltrering |
| US5244579A (en) * | 1992-10-09 | 1993-09-14 | Zenon Environmental Inc. | Transportable reverse osmosis water purification unit |
| US5338456A (en) * | 1993-02-19 | 1994-08-16 | Stivers Lewis E | Water purification system and method |
| JP3184015B2 (ja) * | 1993-08-10 | 2001-07-09 | 野村マイクロ・サイエンス株式会社 | 超純水製造装置 |
| EP0676374A3 (de) * | 1994-04-08 | 1996-03-27 | Guenter Lauer | Verfahren und Vorrichtung zur Reinwasserherstellung. |
| JPH0686057U (ja) * | 1994-06-16 | 1994-12-13 | 日機装株式会社 | 逆浸透膜法による水溶液中の微量成分の連続濃縮装置 |
| JPH08108048A (ja) * | 1994-10-12 | 1996-04-30 | Toray Ind Inc | 逆浸透分離装置及び逆浸透分離方法 |
| US5766479A (en) * | 1995-08-07 | 1998-06-16 | Zenon Environmental Inc. | Production of high purity water using reverse osmosis |
| US5670053A (en) * | 1995-08-07 | 1997-09-23 | Zenon Environmental, Inc. | Purification of gases from water using reverse osmosis |
| FR2737792B1 (fr) * | 1995-08-11 | 1997-09-12 | Kodak Pathe | Procede et dispositif pour l'extraction selective des ions halogenures des bains photographiques |
| US5632892A (en) * | 1995-10-19 | 1997-05-27 | Mechanical Equipment Company, Inc. | Portable reverse osmosis water purification plant |
| US20020153319A1 (en) | 1997-08-12 | 2002-10-24 | Debasish Mukhopadhyay | Method and apparatus for high efficiency reverse osmosis operation |
| TW404847B (en) * | 1996-08-12 | 2000-09-11 | Debasish Mukhopadhyay | Method and apparatus for high efficiency reverse osmosis operation |
| US6537456B2 (en) * | 1996-08-12 | 2003-03-25 | Debasish Mukhopadhyay | Method and apparatus for high efficiency reverse osmosis operation |
| US5925255A (en) * | 1997-03-01 | 1999-07-20 | Mukhopadhyay; Debasish | Method and apparatus for high efficiency reverse osmosis operation |
| US8758720B2 (en) * | 1996-08-12 | 2014-06-24 | Debasish Mukhopadhyay | High purity water produced by reverse osmosis |
| US6120688A (en) * | 1997-02-25 | 2000-09-19 | Zenon Environmental, Inc. | Portable reverse osmosis unit for producing drinking water |
| US6258278B1 (en) | 1997-03-03 | 2001-07-10 | Zenon Environmental, Inc. | High purity water production |
| US6267891B1 (en) | 1997-03-03 | 2001-07-31 | Zenon Environmental Inc. | High purity water production using ion exchange |
| US6080316A (en) * | 1997-03-03 | 2000-06-27 | Tonelli; Anthony A. | High resistivity water production |
| US6780328B1 (en) * | 1997-06-20 | 2004-08-24 | Li Zhang | Fluid purification devices and methods employing deionization followed by ionization followed by deionization |
| US5997745A (en) * | 1998-04-08 | 1999-12-07 | Zenon Environmental Inc. | Method for producing high purity water using triple pass reverse osmosis (TPRO) |
| US6120689A (en) * | 1997-08-22 | 2000-09-19 | Zenon Environmental, Inc. | High purity water using triple pass reverse osmosis (TPRO) |
| US6398965B1 (en) * | 1998-03-31 | 2002-06-04 | United States Filter Corporation | Water treatment system and process |
| CN1261194C (zh) | 1998-07-21 | 2006-06-28 | 东丽株式会社 | 分离膜的杀菌方法、其前处理装置及水的纯化方法 |
| DE60013552D1 (de) * | 1999-01-08 | 2004-10-14 | United States Filter Corp | Verfahren und apparat fuer mikrofiltration |
| US6783682B1 (en) * | 1999-08-20 | 2004-08-31 | L.E.T., Leading Edge Technologies Limited | Salt water desalination process using ion selective membranes |
| US6306197B1 (en) | 2000-04-19 | 2001-10-23 | Seh America, Inc. | Isopropyl alcohol scrubbing system |
| US6325983B1 (en) | 2000-04-19 | 2001-12-04 | Seh America, Inc. | Nox scrubbing system and method |
| GB0016846D0 (en) | 2000-07-10 | 2000-08-30 | United States Filter Corp | Electrodeionisation Apparatus |
| US7147785B2 (en) * | 2000-09-28 | 2006-12-12 | Usfilter Corporation | Electrodeionization device and methods of use |
| WO2002026362A1 (en) * | 2000-09-29 | 2002-04-04 | Ionics, Incorporated | High recovery reverse osmosis process and apparatus |
| US6607647B2 (en) | 2001-04-25 | 2003-08-19 | United States Filter Corporation | Electrodeionization apparatus with expanded conductive mesh electrode and method |
| US7320756B2 (en) * | 2001-05-05 | 2008-01-22 | Debasish Mukhopadhyay | Method and apparatus for treatment of feedwaters by membrane separation under acidic conditions |
| US6649037B2 (en) | 2001-05-29 | 2003-11-18 | United States Filter Corporation | Electrodeionization apparatus and method |
| NL1018527C2 (nl) * | 2001-07-12 | 2003-01-14 | Dhv Water Bv | Inrichting voor het zuiveren van water. |
| ES2361004T3 (es) | 2001-10-15 | 2011-06-13 | Siemens Water Technologies Holding Corp. | Aparato y método para purificación de fluidos. |
| US6758977B2 (en) * | 2001-10-25 | 2004-07-06 | Imc Global Operations Inc. | Purification of phosphoric acid plant pond water |
| CA2464416C (en) * | 2001-11-05 | 2012-01-03 | Bionomics Ltd. | Apparatus and method for producing purified water having high microbiological purity |
| JP4519930B2 (ja) * | 2001-12-11 | 2010-08-04 | 野村マイクロ・サイエンス株式会社 | 超純水製造方法及び超純水製造装置 |
| EP1329425A1 (en) * | 2002-01-18 | 2003-07-23 | Toray Industries, Inc. | Desalination method and desalination apparatus |
| US7501061B2 (en) * | 2002-10-23 | 2009-03-10 | Siemens Water Technologies Holding Corp. | Production of water for injection using reverse osmosis |
| FR2852310B1 (fr) * | 2003-03-13 | 2005-06-03 | Millipore Corp | Procede et systeme de purification d'eau, ainsi que module pour un tel systeme |
| US20030173296A1 (en) * | 2003-04-14 | 2003-09-18 | Costa Lawrence C | High recovery reverse osmosis process and apparatus |
| WO2005009908A2 (en) * | 2003-07-24 | 2005-02-03 | Otv S.A. | System and method for treatment of acidic wastewater |
| US7306735B2 (en) * | 2003-09-12 | 2007-12-11 | General Electric Company | Process for the removal of contaminants from water |
| US7083733B2 (en) | 2003-11-13 | 2006-08-01 | Usfilter Corporation | Water treatment system and method |
| US20050103717A1 (en) * | 2003-11-13 | 2005-05-19 | United States Filter Corporation | Water treatment system and method |
| US7563351B2 (en) * | 2003-11-13 | 2009-07-21 | Siemens Water Technologies Holding Corp. | Water treatment system and method |
| US7862700B2 (en) * | 2003-11-13 | 2011-01-04 | Siemens Water Technologies Holding Corp. | Water treatment system and method |
| US7846340B2 (en) * | 2003-11-13 | 2010-12-07 | Siemens Water Technologies Corp. | Water treatment system and method |
| US7582198B2 (en) * | 2003-11-13 | 2009-09-01 | Siemens Water Technologies Holding Corp. | Water treatment system and method |
| US7604725B2 (en) * | 2003-11-13 | 2009-10-20 | Siemens Water Technologies Holding Corp. | Water treatment system and method |
| US8377279B2 (en) * | 2003-11-13 | 2013-02-19 | Siemens Industry, Inc. | Water treatment system and method |
| EP1691915B1 (en) | 2003-12-07 | 2010-02-17 | Ben-Gurion University Of The Negev Research And Development Authority | Method and system for increasing recovery and preventing precipitation fouling in pressure-driven membrane processes |
| US7329358B2 (en) | 2004-05-27 | 2008-02-12 | Siemens Water Technologies Holding Corp. | Water treatment process |
| US20060129279A1 (en) * | 2004-10-06 | 2006-06-15 | Mcguire Dennis | Mobile emergency filtration system and method |
| US20060231406A1 (en) * | 2005-04-13 | 2006-10-19 | Usfilter Corporation | Regeneration of adsorption media within electrical purification apparatuses |
| US7658828B2 (en) * | 2005-04-13 | 2010-02-09 | Siemens Water Technologies Holding Corp. | Regeneration of adsorption media within electrical purification apparatuses |
| US20060266381A1 (en) * | 2005-05-27 | 2006-11-30 | Doherty James E | Commercial glassware dishwasher and related method |
| WO2006130786A2 (en) * | 2005-06-01 | 2006-12-07 | Siemens Water Technologies Holding Corp. | Water treatment system and process |
| EP1948344B1 (en) * | 2005-10-20 | 2013-01-16 | Osmoflo Pty. Ltd. | Purified water production and distribution system |
| US8206592B2 (en) * | 2005-12-15 | 2012-06-26 | Siemens Industry, Inc. | Treating acidic water |
| US20070163591A1 (en) * | 2006-01-13 | 2007-07-19 | Ross Julian T | Method and system for providing breathable air in a closed circuit |
| US8277627B2 (en) | 2006-06-13 | 2012-10-02 | Siemens Industry, Inc. | Method and system for irrigation |
| US8114259B2 (en) * | 2006-06-13 | 2012-02-14 | Siemens Industry, Inc. | Method and system for providing potable water |
| US10213744B2 (en) | 2006-06-13 | 2019-02-26 | Evoqua Water Technologies Llc | Method and system for water treatment |
| US10252923B2 (en) | 2006-06-13 | 2019-04-09 | Evoqua Water Technologies Llc | Method and system for water treatment |
| US20080067069A1 (en) | 2006-06-22 | 2008-03-20 | Siemens Water Technologies Corp. | Low scale potential water treatment |
| US7820024B2 (en) * | 2006-06-23 | 2010-10-26 | Siemens Water Technologies Corp. | Electrically-driven separation apparatus |
| US20080029456A1 (en) * | 2006-08-03 | 2008-02-07 | Southwest Turf Solutions, Inc. | Method and apparatus for removing minerals from a water source |
| US7744760B2 (en) * | 2006-09-20 | 2010-06-29 | Siemens Water Technologies Corp. | Method and apparatus for desalination |
| US20080164206A1 (en) * | 2007-01-10 | 2008-07-10 | Southwest Turf Solutions, Inc. | Method and apparatus for removing minerals from a water source |
| US20080290033A1 (en) * | 2007-05-25 | 2008-11-27 | Camp Dresser & Mckee, Inc. | Method and apparatus for recovery of water containing silica |
| US8585882B2 (en) | 2007-11-30 | 2013-11-19 | Siemens Water Technologies Llc | Systems and methods for water treatment |
| US7520993B1 (en) * | 2007-12-06 | 2009-04-21 | Water & Power Technologies, Inc. | Water treatment process for oilfield produced water |
| US20090188867A1 (en) * | 2008-01-30 | 2009-07-30 | Dinh-Cuong Vuong | Methods and systems for processing waste water |
| SG189686A1 (en) * | 2008-04-03 | 2013-05-31 | Siemens Industry Inc | Low energy system and method of desalinating seawater |
| JP5330901B2 (ja) * | 2009-05-28 | 2013-10-30 | 三菱重工業株式会社 | 塩及び淡水の併産装置及び方法 |
| IL199700A (en) * | 2009-07-05 | 2017-06-29 | Desalitech Ltd | A closed circuit desalination device fitting to improve the performance of reverse osmosis systems |
| US8545701B2 (en) * | 2009-08-18 | 2013-10-01 | Maher Isaac Kelada | Induced symbiotic osmosis [ISO] for salinity power generation |
| SG10201406756QA (en) | 2009-10-30 | 2014-12-30 | Oasys Water Inc | Osmotic separation systems and methods |
| CN101921029B (zh) * | 2009-12-21 | 2014-06-18 | 波鹰(厦门)科技有限公司 | 纳米催化微电解水净化消毒装置及其方法 |
| JP5349435B2 (ja) * | 2010-09-16 | 2013-11-20 | 株式会社東芝 | 海水淡水化装置および薬品注入装置 |
| US20120145634A1 (en) * | 2010-12-10 | 2012-06-14 | Water Intellectual Properties, Inc. | High Efficiency Water Purification System |
| WO2012136220A1 (en) * | 2011-04-04 | 2012-10-11 | Pure H2O A/S | Mobile water purification system |
| IL212272A0 (en) * | 2011-04-12 | 2011-06-30 | Avi Efraty | Power generation of pressure retarded osmosis in closed circuit without need of energy recovery |
| SG194587A1 (en) | 2011-04-25 | 2013-12-30 | Oasys Water Inc | Osmotic separation systems and methods |
| US9227159B2 (en) * | 2011-11-15 | 2016-01-05 | General Electric Company | Combined microfiltration or ultrafiltration and reverse osmosis processes |
| US10906001B2 (en) | 2013-01-18 | 2021-02-02 | Chevron U.S.A. Inc. | Methods and systems for treating high temperature produced water |
| US8974668B2 (en) | 2013-02-15 | 2015-03-10 | Maher Isaac Kelada | Hollow fiber membrane element and methods of making same |
| JP5700080B2 (ja) * | 2013-07-02 | 2015-04-15 | 栗田工業株式会社 | カチオン界面活性剤含有排水の処理方法及び処理装置 |
| FR3025509B1 (fr) * | 2014-09-05 | 2020-01-31 | Degremont | Pre-traitement d'eaux chaudes sursaturees |
| CN108367244B (zh) | 2015-07-29 | 2022-05-03 | 格雷迪安特公司 | 渗透脱盐方法和相关系统 |
| US9932257B2 (en) | 2016-07-29 | 2018-04-03 | Chevron U.S.A. Inc. | Systems and methods for producing regenerant brine and desalinated water from high temperature produced water |
| JP7154277B2 (ja) | 2017-08-21 | 2022-10-17 | エヴォクア ウォーター テクノロジーズ エルエルシー | 農業用および飲料用の塩水の処理 |
| WO2019051588A1 (en) * | 2017-09-12 | 2019-03-21 | Pani Energy Inc. | ADAPTIVE MEMBRANE SYSTEMS |
| US11629072B2 (en) | 2018-08-22 | 2023-04-18 | Gradiant Corporation | Liquid solution concentration system comprising isolated subsystem and related methods |
| JP7289206B2 (ja) * | 2019-03-13 | 2023-06-09 | オルガノ株式会社 | ホウ素除去装置及びホウ素除去方法、並びに、純水製造装置及び純水の製造方法 |
| CA3197204A1 (en) | 2020-11-17 | 2022-05-27 | Richard STOVER | Osmotic methods and systems involving energy recovery |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US921001A (en) * | 1908-05-26 | 1909-05-11 | Isaiah L Roberts | Manufacture of waterproof articles from fibrous materials. |
| US3774763A (en) * | 1970-10-15 | 1973-11-27 | Culligan Int Co | Water purification system |
| US3776842A (en) * | 1971-03-08 | 1973-12-04 | Raypak Inc | Water cleaning treatment |
| US3823086A (en) * | 1973-01-22 | 1974-07-09 | Culligan Int Co | Pretreatment for reverse osmosis process |
| US4046685A (en) * | 1973-07-26 | 1977-09-06 | Desalination Systems, Inc. | Simultaneous production of multiple grades of purified water by reverse osmosis |
| JPS5410937B2 (US20100056889A1-20100304-C00004.png) * | 1973-11-06 | 1979-05-10 | ||
| US4014787A (en) * | 1974-01-02 | 1977-03-29 | Systems Engineering & Manufacturing Corporation | Wastewater treatment |
| GB1491833A (en) * | 1975-02-21 | 1977-11-16 | Foremost Mckesson | Method and apparatus for purifying and dispensing water |
| DE2556210C3 (de) * | 1975-12-13 | 1978-12-21 | Gesellschaft Fuer Kernenergieverwertung In Schiffbau Und Schiffahrt Mbh, 2000 Hamburg | Einrichtung zur Wasserentsalzung durch Umgekehrte Osmose |
| US4160727A (en) * | 1976-02-21 | 1979-07-10 | Foremost-Mckesson, Inc. | Method and apparatus utilizing staged reverse osmosis units for purifying and dispensing water |
| JPS534777A (en) * | 1976-07-02 | 1978-01-17 | Kurita Water Ind Ltd | Desalting apparatus |
| JPS5946676B2 (ja) * | 1976-08-23 | 1984-11-14 | 日本アブコ−株式会社 | 超濾過膜と逆浸透膜とを組合せて用いた金属イオン含有溶液の処理方法 |
| JPS5469579A (en) * | 1977-11-15 | 1979-06-04 | Nitto Electric Ind Co Ltd | Separating method for solution |
| JPS5483688A (en) * | 1977-12-16 | 1979-07-03 | Kurita Water Ind Ltd | Desalting apparatus of sea water |
| US4153556A (en) * | 1977-12-28 | 1979-05-08 | Uop Inc. | Method and apparatus for conditioning demineralized water |
| US4332685A (en) * | 1978-01-26 | 1982-06-01 | Ecodyne Corporation | Method and apparatus for treating water |
| US4188291A (en) * | 1978-04-06 | 1980-02-12 | Anderson Donald R | Treatment of industrial waste water |
| US4277336A (en) * | 1978-07-17 | 1981-07-07 | Henschel Jr Arthur O | Multiple by-pass filter system |
| US4243523A (en) * | 1978-08-07 | 1981-01-06 | Allied Water Corporation | Water purification process and system |
| IT7868888A0 (it) * | 1978-08-10 | 1978-08-10 | Fiat Eng | Apparecchiatura per osmosi inversa |
| DE2920054A1 (de) * | 1979-05-18 | 1980-11-20 | Steinmueller Gmbh L & C | Verfahren zur vorbehandlung von rohwasser fuer reversosmoseanlagen |
| JPS56139106A (en) * | 1980-04-02 | 1981-10-30 | Ebara Infilco Co Ltd | Classification, purification, and concentration of solutes |
| US4289617A (en) * | 1980-05-05 | 1981-09-15 | Water Refining Company, Inc. | Water softening and reverse osmosis system |
| US4313830A (en) * | 1980-05-23 | 1982-02-02 | Hydronautics, Incorporated | Method for increasing the cross-flow microfiltration fluxes of waste waters containing suspended solids and/or emulsified oil |
| DE3105550C2 (de) * | 1981-02-16 | 1983-10-20 | Hager & Elsässer GmbH, 7000 Stuttgart | Verfahren zur weitestgehenden Aufbereitung von Süßwasser, Brackwasser, Meerwasser und Abwasser zu Trink- und Brauchwasserzwecken |
| US4392959A (en) * | 1981-05-15 | 1983-07-12 | Coillet Dudley W | Process for sterilization and removal of inorganic salts from a water stream |
| JPS58118538A (ja) * | 1981-12-29 | 1983-07-14 | Toray Eng Co Ltd | 有機酸の回収方法 |
| JPS58122084A (ja) * | 1982-01-13 | 1983-07-20 | Teijin Ltd | 海水脱塩造水方法 |
| JPS59112890A (ja) * | 1982-12-20 | 1984-06-29 | Japan Organo Co Ltd | 逆浸透膜装置による脱塩方法 |
-
1984
- 1984-06-04 US US06616729 patent/US4574049B1/en not_active Expired - Lifetime
-
1985
- 1985-05-23 GB GB08513038A patent/GB2159810B/en not_active Expired
- 1985-05-24 CA CA000482332A patent/CA1251145A/en not_active Expired
- 1985-05-29 AU AU43093/85A patent/AU568746B2/en not_active Expired
- 1985-06-03 IT IT8548158A patent/IT1206531B/it active
- 1985-06-03 FR FR858508311A patent/FR2565221B1/fr not_active Expired - Lifetime
- 1985-06-03 ES ES543825A patent/ES8802480A1/es not_active Expired
- 1985-06-03 BE BE0/215119A patent/BE902571A/fr not_active IP Right Cessation
- 1985-06-04 JP JP60122388A patent/JPH06233B2/ja not_active Expired - Lifetime
- 1985-06-04 DE DE3520006A patent/DE3520006C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2159810B (en) | 1988-03-16 |
| IT8548158A0 (it) | 1985-06-03 |
| GB8513038D0 (en) | 1985-06-26 |
| US4574049B1 (en) | 1999-02-02 |
| BE902571A (fr) | 1985-09-30 |
| GB2159810A (en) | 1985-12-11 |
| FR2565221A1 (fr) | 1985-12-06 |
| AU4309385A (en) | 1985-12-12 |
| IT1206531B (it) | 1989-04-27 |
| JPH06233B2 (ja) | 1994-01-05 |
| JPS614591A (ja) | 1986-01-10 |
| DE3520006A1 (de) | 1985-12-05 |
| AU568746B2 (en) | 1988-01-07 |
| FR2565221B1 (fr) | 1990-02-09 |
| CA1251145A (en) | 1989-03-14 |
| ES8802480A1 (es) | 1988-07-16 |
| ES543825A0 (es) | 1988-07-16 |
| US4574049A (en) | 1986-03-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3520006C2 (de) | Wasseraufbereitungsverfahren | |
| DE69123644T2 (de) | Verfahren und Vorrichtung mit einer Umkehrosmose-Membran zum Konzentrieren einer Lösung | |
| DE69720310T2 (de) | Vorrichtung und Verfahren zur Reinigung einer Flüssigkeit mittels Elektrodeionisation | |
| DE69904945T2 (de) | Verfahren zur verminderung von ablagerungen in elektroentionisierungsanlagen | |
| DE102010043711B4 (de) | Wasseraufbereitungsverfahren | |
| DE2823587C3 (de) | Verfahren und Vorrichtung zur Bestimmung des Gehalts an organisch gebundenem Kohlenstoff in stark salzhaltigem und organische Substanzen enthaltendem Wasser | |
| DE69208314T2 (de) | Verfahren und Vorrichtung zur Verbesserung des städtischen Wassers | |
| WO2010012481A1 (de) | Verfahren und anlage zur aufbereitung von wasser | |
| DE102005031964A1 (de) | Verfahren zum Aufbereiten von Brauwasser und Vorrichtung zur Durchführung hierzu | |
| DE69523483T2 (de) | Verfahren zur regeneration von ionenaustauscherharzen, die zum entfaerben von zuckerloesungen benutzt werden | |
| DE60006858T2 (de) | Verbesserte membranenfiltration | |
| DE69806563T2 (de) | Verfahren zur Kesselsteinbekaempfung in Verfahren zur Herstellung von Papier | |
| DE2159899A1 (de) | Umgekehrte Osmose | |
| EP0899238B1 (de) | Verfahren und Vorrichtung zum Aufbereiten von Wasser durch Umkehrosmose oder Nanofiltration | |
| EP2598446A1 (de) | Verfahren und anlage zur aufbereitung von wasser | |
| DE102019120415A1 (de) | Verfahren zur Bestimmung einer chemischen Aufnahmekapazität eines Prozessmediums in einer Messstelle sowie Messstelle zur Bestimmung einer chemischen Aufnahmekapazität eines Prozessmediums | |
| DE19805317C2 (de) | Verfahren und Vorrichtung zur Wasseraufbereitung | |
| DE4329802A1 (de) | Verfahren zur Entsalzung von Salzwasser und Entkeimung mittels eines Elektrodialysators | |
| EP0676374A2 (de) | Verfahren und Vorrichtung zur Reinwasserherstellung | |
| DE69906394T2 (de) | Verfahren zur Behandlung von Kesselwasser | |
| DE29814561U1 (de) | Wasserreinigungsvorrichtung mit Abwasserwiedergewinnungsfunktion | |
| EP0102494A2 (de) | Verfahren, Anordnung und Vorrichtung zur Überwachung des Stofftransports in einer Membrantrennanlage | |
| DE4012144C1 (en) | Overflow water treatment from coking plants - uses reverse osmosis plant and is carried out without removal of ammonia | |
| DE1158459B (de) | Verfahren zur Reinigung von Zuckersaeften mittels Hydroxylionenaustauscherharzen | |
| DE19745333C2 (de) | Verfahren zum Aufbereiten von Wasser durch Umkehrosmose oder Nanofiltration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8368 | Opposition refused due to inadmissibility | ||
| 8339 | Ceased/non-payment of the annual fee |